DESCRIPTION

· TDA 4862 is a Power-Factor Controller (PFC) IC designed for high power factor and active harmonic filtering.

· Available in PG-DIP-8-1 and PG-DSO-8-1 packages.

· Suitable for controlling boost converters in power factor correction applications.

FEATURES

· Ensures sinusoidal line-current consumption with a power factor approaching 1.

· Controls boost converters as active harmonic filters.

· Features internal start-up with low current consumption.

· Includes a zero current detector for discontinuous operation mode.

· High current totem pole gate driver for efficient switching.

· Trimmed ±1.4% internal reference for precision.

· Undervoltage lock-out with hysteresis for protection.

· Very low start-up current consumption.

· Pin compatible with world standards.

· Fast overvoltage regulator for safety.

· Current sense input with internal low pass filter.

APPLICATIONS

· Ideal for high power factor correction in power supplies.

· Suitable for active harmonic filtering in various electronic devices.

· Used in boost converter control for efficient power management.